File_exists

Is_file
Is_dir

README.md

@@ -37,6 +37,9 @@
 * Url_decode => url_decode
 * Http_build_query => http_build_query
 * Uniqid => uniqid
+* File_exists => file_exists
+* Is_file => is_file
+* Is_dir => is_dir
 
 # 使用方法
 1. Go module

php.go

@@ -11,6 +11,7 @@ import (
 	"html"
 	"io/ioutil"
 	"net/url"
+	"os"
 	"strings"
 	"time"
 	"unicode/utf8"
@@ -275,3 +276,24 @@ func Uniqid(prefix ...string) string {
 	now := time.Now()
 	return fmt.Sprintf("%s%08x%05x", pre, now.Unix(), now.UnixNano()%0x100000)
 }
+
+func File_exists(filename string) bool {
+	_, err := os.Stat(filename)
+	return err == nil || os.IsExist(err)
+}
+
+func Is_file(path string) bool {
+	fi, e := os.Stat(path)
+	if e != nil {
+		return false
+	}
+	return !fi.IsDir()
+}
+
+func Is_dir(path string) bool {
+	fi, e := os.Stat(path)
+	if e != nil {
+		return false
+	}
+	return fi.IsDir()
+}

php_test.go

@@ -171,3 +171,17 @@ func TestUniqid(t *testing.T) {
 	t.Log(Uniqid())
 	t.Log(Uniqid("uid_"))
 }
+
+func TestFile_exists(t *testing.T) {
+	t.Log(File_exists("php.go"))
+}
+
+func TestIs_file(t *testing.T) {
+	t.Error(Is_file("php.go"))
+	t.Error(Is_file("/Users/wuzhijian"))
+}
+
+func TestIs_dir(t *testing.T) {
+	t.Error(Is_dir("php.go"))
+	t.Error(Is_dir("/Users/wuzhijian"))
+}